Clock face



FIG. 1 is a perspective view of an ornamental design for a clock face according to the invention;

FIG. 2 is a plan view of an ornamental design for a clock face according to the invention;

FIG. 3 is a side view of an ornamental design for a clock face according to the invention; and,

FIG. 4 is a section view taken along Line 4—4 in FIG. 2, of an ornamental design for a clock face according to the invention. 

The ornamental design for a clock face, as shown and described. 